Comparing the Fire Danger Rating Systems of Canada and the US: FWI versus NFDRS

Comparing the Fire Danger Rating Systems of Canada and the US: FWI versus NFDRS

Author: Benjamin Schwarz

Publisher: GRIN Verlag

Published: 2014-09-01

Total Pages: 23

ISBN-13: 3656732442

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Seminar paper from the year 2014 in the subject Forestry / Forestry Economics, grade: 1,3, University of Toronto, language: English, abstract: This paper describes and compares conceptually the Fire Weather Index (FWI) system of Canada and the National Fire Danger Rating System (NFDRS) of the USA. The relatively simple FWI system rates fire danger for all Canada and is based on empirical field-data derived from a single fuel type. The laboratory-based NFDRS, in contrast, allows more specification for distinct fire danger areas and models fuel moisture more abstract and in different classifications. Relative strengths and weaknesses with regard to the vegetative conditions in the particular country are discussed. The use of empirical data and the good and simple representation of soil moisture are the major strengths of the FWI system. The NFDRS wins through its possibility to model specifically a distinct fire danger area and through the consideration of live fuel moisture content. The conclusion of this paper is that both systems can benefit from each other. A combination of the simplicity of the FWI and specialization on a distinct area through the site descriptors similar to the ones of the NFDRS is proposed.


Awful Splendour

Awful Splendour

Author: Stephen J. Pyne

Publisher: UBC Press

Published: 2011-11-01

Total Pages: 581

ISBN-13: 0774840277

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Fire is a defining element in Canadian land and life. With few exceptions, Canada's forests and prairies have evolved with fire. Its peoples have exploited fire and sought to protect themselves from its excesses, and since Confederation, the country has devised various institutions to connect fire and society. The choices Canadians have made says a great deal about their national character. Awful Splendour narrates the history of this grand saga. It will interest geographers, historians, and members of the fire community.


Development and Structure of the Canadian Forest Fire Behavior Prediction System

Development and Structure of the Canadian Forest Fire Behavior Prediction System

Author: Canada. Forestry Canada. Fire Danger Group

Publisher:

Published: 1992

Total Pages: 68

ISBN-13:

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The Canadian Forest Fire Behavior Prediction (FBP) System is a subsystem of the larger Canadian Forest Fire Danger Rating System, which also includes the Canadian Forest Fire Weather Index (FWI) System. The FBP system provides quantitative estimates of head fire spread rate, fuel consumption, fire intensity and fire description and gives estimates of fire area, perimeter, perimeter growth rate and flank and back fire behaviour. This report describes the structure and content of the system and its use with forest fire characteristics.


Wildland Fire Danger Estimation and Mapping

Wildland Fire Danger Estimation and Mapping

Author: Emilio Chuvieco

Publisher: World Scientific

Published: 2003

Total Pages: 284

ISBN-13: 9789812791177

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The book presents a wide range of techniques for extracting information from satellite remote sensing images in forest fire danger assessment. It covers the main concepts involved in fire danger rating, and analyses the inputs derived from remotely sensed data for mapping fire danger at both the local and global scale. The questions addressed concern the estimation of fuel moisture content, the description of fuel structural properties, the estimation of meteorological danger indices, the analysis of human factors associated with fire ignition, and the integration of different risk factors in a geographic information system for fire danger management.